#include <ThingSpeak.h>
#include <WiFi.h>

const char * SSID = "Wokwi-GUEST";
const char * PASS = "";

WiFiClient client;

int lampu1 = 12;

#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);
#define LDR_PIN 19

const float GAMMA = 0.7;
const float RL10 = 50;

unsigned long ChannelNumber = 1993259;
const char * ReadAPIKey = "9Q6ZRUO4DUUAS45B";
const int FieldNumber1 = 1;
const int FieldNumber2 = 2;

void setup(){
  pinMode(LDR_PIN, INPUT);
  pinMode(lampu1, OUTPUT);
  lcd.init();
  lcd.backlight();
  Serial.begin(115200);
  Serial.println();

  WiFi.begin(SSID, PASS);
  Serial.print("Connecting");
  while (WiFi.status() != WL_CONNECTED)
  {
  delay(500);
  Serial.print(".");
  }

  Serial.println();
  Serial.print("Connected, IP address: ");
  Serial.println(WiFi.localIP());
  ThingSpeak.begin(client);
}

void loop() {
  int A = ThingSpeak.readLongField(ChannelNumber, FieldNumber1, ReadAPIKey);
  int B = ThingSpeak.readLongField(ChannelNumber, FieldNumber2, ReadAPIKey);

  lcd.setCursor(2, 0);
  lcd.print("Room: ");

  if (digitalRead(LDR_PIN) == LOW) {
    lcd.print("Light!");
  } else {
      lcd.print("Dark  ");
  }
  delay(100);

  if(A == 1){
    Serial.println("lampu1 Nyala");
    digitalWrite(lampu1, HIGH);
  } else if(A == 0) {
    Serial.println("lampu1 Mati");
    digitalWrite(lampu1, LOW);
  }
}